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Plant guide

Pawpaw.

Asimina triloba

Pronounced uh-SIM-ih-nuh try-LOH-buh

Also known as American paw paw, Dog-banana, Indian-banana, Indiana banana, Pawpaw, Pawpawtree, bandango, common paw paw

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common pawpaw
Photo by Wendell Smith (CC BY) via iNaturalist

The pawpaw is a unique North American fruit tree that produces large, tropical tasting fruits. It grows as a small understory tree in its native habitat. You will love its drooping, dark green leaves and interesting purple flowers.

At a glance

Care level
Moderate
Plant type
Deciduous fruit tree
Light
Full sun to partial shade
Indoor light
Bright indirect
Water
Every 7 to 14 days
Mature size
15 to 30 feet
Growth rate
Medium
Hardiness
USDA 5 to 9
Bloom time
Mid to late spring

Care

Young trees need protection from intense sun until they establish a strong root system. Keep the soil consistently moist but not waterlogged to support healthy fruit production. Watch for yellowing leaves which often signal poor drainage or nutrient deficiency.

Watering
Keep the soil evenly moist, especially during the first few years of growth.
Feeding
Apply a balanced fertilizer in early spring as new growth begins.
Pruning
Prune in late winter to remove dead wood and improve the tree shape.
Repotting
Pawpaws have a sensitive taproot, so only repot when absolutely necessary.
Soil
Deep, rich, well draining soil
Soil pH
5.5 to 7.0
Temperature
-25 to 35°C
Humidity
40 to 70%
Drought tolerance
Low
Lifespan
Perennial, typically 20 to 40 years.
Fragrance
Strong
Deer and rabbits
High

Signs it needs repotting

  • Roots circling the bottom of the pot
  • Stunted growth despite proper care

Safety

People
The seeds and skin contain annonacin, which is toxic if ingested in large quantities.
Children
The seeds are a choking hazard and should not be eaten.
Contact allergens
Some individuals may experience skin irritation from handling the leaves or fruit skin.
Airborne allergens
The pollen is not considered a significant airborne allergen.
Edibility
Only the ripe fruit flesh is edible, as the skin and seeds can cause digestive distress.

How to identify it

  • Large, drooping, obovate leaves
  • Dark purple, bell shaped flowers
  • Clusters of kidney shaped fruit
  • Smooth, greyish brown bark
Height
3 to 9m
Spread
2.5 to 6m
Leaves
bright green, yellow in autumn, deciduous
Flowers
maroon, purple, 3 to 5cm
Fruit
green, brown, Late summer to early autumn

Problems to watch for

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    Growing it

    Propagation
    seed, grafting, root suckers
    When to plant
    spring, early autumn
    Overwintering
    Young trees benefit from a layer of mulch around the base to protect roots from extreme temperature fluctuations. No special pruning is needed during the winter months.
    In containers
    It is not well suited for containers due to its deep taproot system.

    Seed propagation

    1. 1. Collect fresh seeds in autumn and keep them moist.
    2. 2. Stratify seeds in the refrigerator for 90 to 120 days.
    3. 3. Plant seeds in deep pots to accommodate the taproot.
    4. 4. Keep soil consistently moist until germination occurs.

    Plant pawpaws in a group to ensure cross pollination and create a mini woodland ecosystem.

    Grows well with

    • Spicebush · They share similar moisture and shade requirements in the understory.
    • Wild Ginger · It makes a great groundcover that thrives in the same woodland conditions.

    Similar species

    • Persimmon · Another native fruit tree that thrives in similar woodland habitats.

    Science

    Family
    Annonaceae
    Genus
    Asimina
    Order
    Magnoliales
    Class
    Magnoliopsida
    Native range
    Eastern United States and parts of southeastern Canada.
    Conservation
    This species is secure and widely distributed throughout its native range.

    It grows naturally in the shady understory of moist, rich bottomland forests.

    Value to wildlife
    larval host plant for zebra swallowtail butterfly, provides fruit for small mammals
    Pollinators
    beetles, flies
    Uses
    edible fruit, ornamental tree, wildlife habitat

    Through the year

    JFMAMJJASOND
    Flowering
    Fruiting
    Foliage

    Ecological indicators

    Salinity
    1/9
    Soil reaction
    6/9
    Light
    5/9
    Temperature
    5/9
    Moisture
    7/9
    Nutrients
    6/9

    Taxonomy resolved against GBIF.

    Questions people ask

    Do I need two trees to get fruit?
    Yes, you need two different genetic varieties for cross pollination.
    How do I know when the fruit is ripe?
    The fruit will soften slightly and emit a strong, sweet fragrance.

    Where the name comes from

    The name pawpaw likely comes from the Spanish word papaya due to a superficial resemblance in fruit appearance. The specific epithet triloba refers to the three lobed calyx of the flowers.

    Good to know

    • Pawpaws have a tropical flavor profile often described as a mix of banana, mango, and pineapple.
    • They are the only temperate member of the custard apple family.
    • The fruit has a very short shelf life once picked, making it rare in commercial markets.
    • Early settlers used the fibrous inner bark to make cordage.

    Also in

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    This guide was generated with AI on and checked against GBIF taxonomy. It is general information, not horticultural or veterinary advice. Read about how we build these guides.